MagnaFlow Conv DF 03-08 Chevy/GMC PS rr OEM - 49642

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49642. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This direct-fit catalytic converter is designed to fit the 2001-2006 Chevrolet Silverado 2500 HD, 2001-2006 GMC Sierra 2500 HD, and additional vehicles. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

This Part Fits:

Year	Make	Model	Submodel
2005	Chevrolet	Silverado 1500 HD	Base
2003,2005	Chevrolet	Silverado 1500 HD	LS
2003,2005-2006	Chevrolet	Silverado 1500 HD	LT
2007	Chevrolet	Silverado 1500 HD Classic	LT
2001-2005	Chevrolet	Silverado 2500 HD	Base
2001-2006	Chevrolet	Silverado 2500 HD	LS
2001-2006	Chevrolet	Silverado 2500 HD	LT
2003-2006	Chevrolet	Silverado 2500 HD	WT
2007	Chevrolet	Silverado 2500 HD Classic	LS
2007	Chevrolet	Silverado 2500 HD Classic	LT
2007	Chevrolet	Silverado 2500 HD Classic	WT
2000-2001	Chevrolet	Suburban 2500	Base
2000-2009	Chevrolet	Suburban 2500	LS
2000-2009	Chevrolet	Suburban 2500	LT
2007	Chevrolet	Suburban 2500	LTZ
2003,2005-2006	GMC	Sierra 1500 HD	SLE
2003,2005-2006	GMC	Sierra 1500 HD	SLT
2007	GMC	Sierra 1500 HD Classic	SLE
2007	GMC	Sierra 1500 HD Classic	SLT
2002-2005	GMC	Sierra 2500 HD	Base
2001-2002,2006	GMC	Sierra 2500 HD	SL
2001-2006	GMC	Sierra 2500 HD	SLE
2001-2006	GMC	Sierra 2500 HD	SLT
2003-2006	GMC	Sierra 2500 HD	WT
2007	GMC	Sierra 2500 HD Classic	SL
2007	GMC	Sierra 2500 HD Classic	SLE
2007	GMC	Sierra 2500 HD Classic	WT
2000-2009	GMC	Yukon XL 2500	SLE
2000-2009	GMC	Yukon XL 2500	SLT

Please note image may vary from product. Also, some items are special order. If delivery time is a concern, please contact us prior to purchase. 

MagnaFlow is known for producing high-performance exhaust systems. Founded in 1981, the company has earned a strong reputation in the aftermarket automotive world for creating exhaust products that improve both the sound and performance of vehicles. MagnaFlow offers a wide range of products, including cat-back exhaust systems, downpipes, mufflers, and headers, all designed to enhance engine performance by increasing exhaust flow and reducing backpressure.

One of the key features that set MagnaFlow apart is its use of stainless steel in the construction of their exhaust systems, which ensures durability and resistance to rust and corrosion. Their signature mufflers use a combination of straight-through and chambered designs, providing a deep, aggressive exhaust note while also reducing unwanted noise.

MagnaFlow’s exhaust systems are popular not only among car enthusiasts looking for a better driving experience but also among racers who need performance-oriented exhaust solutions. The company’s products are designed to be easy to install, with many offering bolt-on installation options for a hassle-free upgrade.

In addition to performance, MagnaFlow takes environmental responsibility seriously. Many of their exhaust systems feature high-flow catalytic converters, which help reduce harmful emissions without sacrificing performance. They also ensure their products comply with EPA standards, making them a legal choice for street use in many locations.

​Fidanza Performance, founded in 1997, is a leading US manufacturer of high-quality lightweight aluminum flywheels, precision adjustable cam gears, and high-performance clutches. With nearly 20 years in the automotive performance market, Fidanza is renowned for its expertise and respected globally, offering products for a wide range of vehicles, from European sports cars to modern muscle cars and imports. The company originated in racing, with founder Lou Fidanza's success in the SCCA leading to the creation of specialty parts like aluminum flywheels. Fidanza has since expanded its product line to include cam gears and performance clutches, gaining a loyal customer base and worldwide recognition. In 2023 Fidanza opened the SpeedParts4Less Marketplace which sells other manufacturers quality high performance parts!